Log Message:
Update version 1.6.2 -> 1.6.3
 - fix a crash when opening/closing projects with common files
 - warn if user tries to overwrite an existing file in the "New Project"
   dialog
 - make usertags/tools shortcuts configurable
 - place cursor after a bracket when inserting a usertag
 - polished up the "New File" wizard, the size and selected template are
   now remembered, an option to start the Quick Start wizard after
   selecting an empty template is also added
 - double clicking on a non-existent file results in a dialog requesting
   the creating of this file, instead of just an error